1. Tricks with utility functions;Gorman,1976
2. Estimating the ‘state dependent’ utility function;Graham;Natural Res. J.,1983
3. Quality and demand analysis;Hanemann,1982
4. Exact consumer's surplus and deadweight loss;Hausmann;Amer. Econom. Rev.,1981
5. Compensated changes in quantities and qualities consumed;Houthakker;Rev. Econom. Stud.,1951